COMDTINST M5440.4 — Coast Guard Operating Facility Manual, Comdtinst M5440.4

COMDTINST M5440.4 governs policies and procedures for Coast Guard Operating Facilities, OPFACs, OPFAC Modifiers, and OFCOs.

Search COMDTINST M5440.4

  • Publication number: COMDTINST M5440.4
  • Title: COAST GUARD OPERATING FACILITY MANUAL, COMDTINST M5440.4
  • Date: 7/27/2017
  • Proponent: CG-833

View COMDTINST M5440.4 on armypubs.army.mil


The manual defines Operating Facilities, describes the monthly official listing, and covers DoDAAD, RIC, authority codes, and contact information. It requires processes for requesting, preparing, clearing, approving, distributing, recording, and executing Operating Facility Change Orders.

Applies to: All Coast Guard unit commanders, commanding officers, officers-in-charge, deputy/assistant commandants, and chiefs of headquarters staff elements shall comply with the provisions of this manual.

Topics covered

  • Operating Facility Address Codes
  • Operating Facility Change Orders
  • OPFAC Modifiers
  • Department of Defense Activity Address Codes
  • Routing Identifier Codes
  • Operating Facility contact information
  • Congressional notifications
  • Facilities and property

Questions and answers

What is an OPFAC?

An OPFAC is a five-digit number assigned to all Coast Guard units and forms the basis for identifying them across multiple systems, both internally and externally to the service. (paragraph 1)

How long can an OPFAC Modifier be?

OPFAC Modifiers are alpha-numeric and up to six (6) characters long. (paragraph 4)

How are OPFAC errors reported?

Errors are mismatches between the most recent OFCO and OPFAC listing. They shall be reported to Commandant (CG-833) via email (HQS-DG-LST-CG-833PAL-Team) as soon as possible for resolution. (paragraph 5)

What is the DoDAAD used for?

The DoDAAD is a database that serves as a single authoritative source of identification, routing, and address information for the DoD, Coast Guard, and other participating federal agencies, as well as authorized contractors. DoDAAD information is used throughout the military supply system for identification, requisitioning, shipping, billing, and other uses. (paragraph 5)

How are future specific actions under the manual evaluated for environmental compliance?

All future specific actions resulting from the general policies in this manual must be individually evaluated for compliance with the National Environmental Policy Act (NEPA), Council on Environmental Policy NEPA regulations at 40 CFR Parts 1500-1508, DHS and Coast Guard NEPA policy, and compliance with all other environmental mandates. (paragraph 8)

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